Knott Harcourt tangent galvanometer

Knott Harcourt tangent galvanometer

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Usage conditions apply
Description (Brief)
Marked: "L. E. Knott Apparatus Co., Scientific Supplies." Tangent galvanometer with graduated scale in four 0 - 90 degree section. Compass needle is missing. Arranged with binding posts connecting 5, 10 or 15 turns of wire. Four binding posts on wooden base connect to voltage sources. Reference: Knott Catalog (1921), page 152.
Currently not on view
Object Name
date made
ca 1921
L. E. Knott Apparatus Company
overall: 11 in x 9 in x 7 in; 27.94 cm x 22.86 cm x 17.78 cm
ID Number
accession number
catalog number
Credit Line
from Dunbar High School, thru Charles Lofton
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Work and Industry: Electricity
Data Source
National Museum of American History
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